Most people know Yellowstone was the first national park. Ask what the second was and you may get shrugs, but it was Sequoia National Park, and it’s celebrating its 135th year on Sept. 25. Here’s a ...

Hyperion, certified by Guinness World Records as the world's tallest living tree, is officially off-limits to visitors. California's Redwood National Park issued a statement last week that anyone who ...

The towering redwoods and sequoias of the West Coast, observed in the famous Sequoia National Park and its variety of ...

Largest tree by volume on earth. More pristine Sierra wilderness that in Yosemite National Park. Second deepest river gorge ...